CN209005494U - A kind of combined type oil gas purification device - Google Patents
A kind of combined type oil gas purification device Download PDFInfo
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- CN209005494U CN209005494U CN201821419976.2U CN201821419976U CN209005494U CN 209005494 U CN209005494 U CN 209005494U CN 201821419976 U CN201821419976 U CN 201821419976U CN 209005494 U CN209005494 U CN 209005494U
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- oil gas
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Abstract
The utility model provides a kind of combined type oil gas purification device, it include: sequentially connected condensing unit, air-introduced machine, adsorbent equipment, fire arrester, heat exchanger and catalytic oxidizing equipment, condensing unit also passes through pipeline and is directly connected in heat exchanger, the condensing unit and adsorbent equipment pass through condensation respectively and adsorbent absorption carries out purification oil gas, the condensing unit and catalytic oxidizing equipment pass through condensation respectively and catalyst carries out purification oil gas, the first valve is equipped between the condensing unit and adsorbent equipment, the second valve is equipped between the condensing unit and catalytic oxidizing equipment, third valve is equipped between the adsorbent equipment and catalytic oxidizing equipment, through evacuated tube evacuating pipeline after oil gas purification, setting emptying valve on the emptying pipeline.The utility model provides a kind of combined type oil gas purification device, and three kinds of devices provide two groups of composite processing systems, and switching uses, and can ensure qualified discharge simultaneously, the Preheating of catalysis oxidation when the very good solution indirect time runs.
Description
Technical field
The utility model relates to petroleum vapor recovery field, especially a kind of combined type oil gas purification device.
Background technique
Industrial waste gas refers to that generate in plant area, enterprise fuel combustion and production process various are discharged into containing for air
There is the general name of contaminant gases.These exhaust gas have: carbon dioxide, carbon disulfide, hydrogen sulfide, fluoride, nitrogen oxides, chlorine, chlorine
Change hydrogen, carbon monoxide, sulfuric acid mist lead mercury, beryllide, flue dust and industrial dust, is discharged into atmosphere, air can be polluted.These substances
Enter the internal of people by different approach respiratory tracts, some directly generates harm, and there are also cumulative effects for some, can be more serious
The health for endangering people.Different material has Different Effects.
So industrial waste gas cannot be directly discharged in atmosphere, Yao Jinhang exhaust-gas treatment reaches ability after discharge standard
Although discharge, common waste gas purification apparatus can be used to the particulate contaminant (such as dirty dirt and suspended particulates) in eliminating waste gas, so
And volatile organic compounds and peculiar smell that exhaust gas caused by coating processing procedure and chemical raw material processing procedure often contains, it commonly uses useless
Air purifying apparatus but can not be filtered purification for these substances, so that common waste gas purification apparatus may be only available for a part
Exhaust-gas treatment program, greatly limit the application of common waste gas purification apparatus.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, a kind of combined type oil gas purification device is provided, three
Kind device provides two groups of composite processing systems, and switching uses, and can ensure qualified discharge, the indirect time fortune of very good solution simultaneously
The Preheating of catalysis oxidation when row.
Purpose of the utility model is realized as follows: a kind of combined type oil gas purification device, comprising: sequentially connected cold
Solidifying device, air-introduced machine, adsorbent equipment, fire arrester, heat exchanger and catalytic oxidizing equipment, the condensing unit also pass through pipeline
It is directly connected in heat exchanger, the condensing unit and adsorbent equipment pass through condensation respectively and adsorbent absorption carries out purification oil gas,
The condensing unit and catalytic oxidizing equipment pass through condensation respectively and catalyst carries out purification oil gas, the condensing unit with
It is equipped with the first valve between adsorbent equipment, the second valve, the absorption are equipped between the condensing unit and catalytic oxidizing equipment
Third valve is equipped between device and catalytic oxidizing equipment to set on the emptying pipeline through evacuated tube evacuating pipeline after oil gas purification
Set emptying valve.
Further, the heat exchanger includes shell and built-in lateral winding type heat exchange pipeline, the catalysis oxidation
Device successively includes heating room and catalyst chamber；One end of the heat exchange pipeline connects adsorbent equipment, the heat exchange pipeline it is another
End connection heating room.
Further, the condensing unit includes ice chest, circulating cooling system and accumulator tank, and the circulating cooling system is
Cooling supply, cooling oil gas in ice chest are recycled in ice chest, oil gas flow to accumulator tank by self gravity.
Further, the adsorbent equipment includes the absorber of two switch operatings, is divided into the first absorber and second and inhales
Adnexa, absorber include adsorbent, and each absorber includes an import and one outlet, and wherein import connection condensation fills
The gas outlet set, the air inlet of outlet connection heat exchanger, the inlet and outlet of each absorber pass through the control of the 4th valve.
Further, the air inlet of each absorber also passes through the 5th valve and one end of vacuum pump connects, vacuum
The other end of pump is connected to condensing unit inlet.
Further, the fire arrester is arranged between third valve and heat exchanger.
When the operating status of the utility model scene field working conditions is in indirect operation, low concentration gas is passed through into condensation
Device, the volatile organic matter condensation liquefaction recycling of part in oil gas, Remaining Oil And Gas is further adsorbed organic by adsorbent equipment
It after object, obtains exhaust gas and directly empties, wherein after absorber saturation, switching absorber is adsorbed；The utility model scene scene
When the operating status of operating condition is in continuity run, low concentration gas is passed through into condensing unit, part waves in low concentration gas
The organic matter condensation liquefaction recycling of hair property, remaining condensed low concentration gas enter heat exchanger after fire arrester filters, will be cold
Low concentration gas after solidifying is heated to initial temperature required for catalysis is burnt；It is allowed to burn by catalyst, the height after reaction
Wet body is again introduced into heat exchanger, recycles the condensed low concentration gas of heat contained by high-temperature gas, and will be high
Atmosphere is discharged into after wet temperature reduction.
Wherein condensed low concentration gas enters from absorber bottoms, to adsorb air speed during the adsorbent,
The organic constituents being easily adsorbed in exhaust gas are adsorbed by adsorbent, and are not easy the purification gas conduct such as inert gas being adsorbed
Tail gas discharging directly into atmosphere after adsorption saturation, is vacuumized, when pressure connects in absorber using import layer of the vacuum pump to absorber
When nearly evacuated pressure, there is substantive desorption in the organic constituents adsorbed on the sorbent, and it is higher to form organic concentration
Gas is desorbed, desorption gas carries out next circulating condensing processing by the oil gas entrance that vacuum pump enters condensing unit；Then from suction
Adnexa, which exports, introduces inert gas in lateral absorber, absorber is gradually made to be restored to normal pressure, two absorber absorption and desorption
Operation switching uses.
The utility model has the advantages that 1. can meet indirect operation occasion, catalysis oxidation is reduced in indirect field and closes frequent start-stop, is influenced
Service life and energy loss.
2. two kinds of group technologies can meet tail gas qualified discharge.
3. solving the Preheating of catalysis oxidation when the operation of indirect time
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of the utility model adsorbent equipment；
Fig. 3 is the structural schematic diagram of the utility model catalytic oxidizing equipment.
Specific embodiment
The utility model is further described with reference to the accompanying drawing.Following embodiment is only used for clearly illustrating this
The technical solution of utility model, and cannot be used as a limitation the limitation protection scope of the utility model.
The embodiments of the present invention as shown in Fig. 1 ~ 3, a kind of combined type oil gas purification device, comprising: be sequentially connected
Condensing unit, air-introduced machine 2, adsorbent equipment 3, fire arrester 7, heat exchanger 5 and catalytic oxidizing equipment 4, the condensing unit
Heat exchanger 5 is also directly connected in by pipeline, the condensing unit and adsorbent equipment pass through condensation respectively and adsorbent adsorb into
Row purification oil gas, the condensing unit and catalytic oxidizing equipment passes through condensation respectively and catalyst carries out purification oil gas, institute
It states and is equipped with the first valve A between condensing unit and adsorbent equipment, second is equipped between the condensing unit and catalytic oxidizing equipment
Valve B is equipped with third valve C, through evacuated tube evacuating pipeline, institute after oil gas purification between the adsorbent equipment and catalytic oxidizing equipment
State setting emptying valve D on emptying pipeline.
The heat exchanger 5 includes shell 51 and built-in lateral winding type heat exchange pipeline 52, the catalytic oxidizing equipment 4
It successively include heating room 41 and catalyst chamber 42；One end of the heat exchange pipeline 52 connects adsorbent equipment 3, the heat exchange pipeline 52
Other end connection heating room 41, the upside of the heat exchanger 5 are arranged gas outlet, are used for heat exchange pipeline by the exhaust gas after catalysis oxidation
51 preheating, and it is emitted into ambient atmosphere Q.
The condensing unit includes ice chest 11, circulating cooling system 12 and accumulator tank 13, and the circulating cooling system 12 is
Cooling supply, cooling oil gas in ice chest 11 are recycled in ice chest 11, oil gas flow to accumulator tank 13 by self gravity.
The adsorbent equipment includes the absorber of two switch operatings, is divided into the first absorber 31 and the second absorber 32,
Absorber includes adsorbent, and each absorber includes an import and one outlet, and wherein import connects condensing unit
Gas outlet, the air inlet of outlet connection heat exchanger 5, the inlet and outlet of each absorber pass through the 4th valve control E.
The air inlet of each absorber also passes through the 5th valve F and connect with one end of vacuum pump 6, vacuum pump 6 it is another
One end is connected to condensing unit inlet, carries out vacuum desorption using vacuum pump, the oil gas being adsorbed in adsorbent is desorbed
Come, adsorbent bed pressure is reduced using vacuum pump, detach oil gas from the pore structure of adsorbent and enter and is true
Sky pump, is recycled by being sent after vacuum pump to inlet.
The fire arrester 7 is arranged between third valve C and heat exchanger 5.
When the operating status of the utility model scene field working conditions is in indirect operation, low concentration gas is passed through into condensation
Device, most volatile organic matter condensation liquefaction recycling (the first valve A is opened at this time, and the second valve B is closed) in oil gas,
Remaining Oil And Gas passes through adsorbent equipment and further adsorbs after organic matter (third valve C is closed at this time, and emptying valve D is opened), obtains
Purification gas directly empties, and wherein after absorber saturation, switching absorber is adsorbed；
When the operating status of the utility model scene field working conditions is in continuity run, low concentration gas is passed through into condensation
Device, (the first valve A is closed at this time, the second valve B for most volatile organic matter condensation liquefaction recycling in low concentration gas
Open, third valve C is opened, and emptying valve D is closed), condensed low concentration gas enters heat exchanger after fire arrester filters
5, condensed low concentration gas is heated to initial temperature required for catalysis is burnt；It is allowed to burn by catalyst, react
High-temperature gas afterwards is again introduced into heat exchanger, recycles the condensed low concentration gas of heat contained by high-temperature gas,
And atmosphere is discharged into after reducing hot-gas temperature.
Further, wherein condensed low concentration gas enters from absorber bottoms, to adsorb air speed across adsorbent
During, the organic constituents being easily adsorbed in exhaust gas are adsorbed by adsorbent, and it is net to be not easy inert gas being adsorbed etc.
Change gas as tail gas discharging directly into atmosphere, after adsorption saturation, is vacuumized using import layer of the vacuum pump to absorber, work as absorption
When pressure is close to evacuated pressure in device, there is substantive desorption in the organic constituents adsorbed on the sorbent, form organic matter
The higher desorption gas of concentration, desorption gas are carried out at next circulating condensing by the oil gas entrance that vacuum pump enters condensing unit
Reason；Then inert gas is introduced into absorber from absorber outlet side, absorber is gradually made to be restored to normal pressure, two absorbers
Absorption and desorption manipulation switching use.
The present embodiment adsorption process: the 4th valve E1 and E3 of the first absorber is opened, remaining valve of the first absorber
(the following undeclared valve opened is the valve that the first absorber is closed) is closed, oil gas enters in the first absorber, room temperature
Under normal pressure, during passing through absorber, the organic constituents therein being easily adsorbed are adsorbed by adsorbent oil gas, are not easy to be inhaled
Attached inert gas then passes through adsorbent, is discharged into atmosphere from first outlet as purified gas.
Desorption process: when the adsorbent absorption in the first absorber reaches saturation, handover operation, the switching of the first absorber
To desorption manipulation；5th valve F1 is opened, and vacuum pump vacuumizes the import layer of absorber, when pressure is close in absorber
When evacuated pressure, there is substantive desorption in the organic constituents adsorbed on the sorbent, and it is higher de- to form organic concentration
Attached gas, desorption gas carry out next circulating condensing processing by the oil gas entrance that vacuum pump enters condensing unit.
Second absorber is identical as the method for operation of the first absorber, only in adsorption process, the of the second absorber
Four valve E2 and E4 are opened；In desorption process, the 5th valve F2 of the second absorber is opened.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without deviating from the technical principle of the utility model, several improvement and deformations can also be made, these change
It also should be regarded as the protection scope of the utility model into deformation.
Claims (6)
1. a kind of combined type oil gas purification device characterized by comprising sequentially connected condensing unit, air-introduced machine, absorption dress
It sets, fire arrester, heat exchanger and catalytic oxidizing equipment, the condensing unit also pass through pipeline and be directly connected in heat exchanger, institute
It states condensing unit and adsorbent equipment passes through condensation respectively and adsorbent absorption carries out purification oil gas, the condensing unit and catalysis oxygen
Makeup, which is set, carries out purification oil gas by condensation and catalyst respectively, and first is equipped between the condensing unit and adsorbent equipment
Valve, is equipped with the second valve between the condensing unit and catalytic oxidizing equipment, the adsorbent equipment and catalytic oxidizing equipment it
Between be equipped with third valve, through evacuated tube evacuating pipeline after oil gas purification, setting empties valve on the emptying pipeline.
2. a kind of combined type oil gas purification device according to claim 1, which is characterized in that the heat exchanger includes shell
And built-in lateral winding type heat exchange pipeline, the catalytic oxidizing equipment successively include heating room and catalyst chamber；The heat exchange
One end of pipeline connects adsorbent equipment, the other end connection heating room of the heat exchange pipeline.
3. a kind of combined type oil gas purification device according to claim 1, which is characterized in that the condensing unit includes cold
Case, circulating cooling system and accumulator tank, the circulating cooling system are that cooling supply is recycled in ice chest, cooling oil gas, oil gas in ice chest
Accumulator tank is flow to by self gravity.
4. a kind of combined type oil gas purification device according to claim 1, which is characterized in that the adsorbent equipment includes two
The absorber of a switch operating, is divided into the first absorber and the second absorber, and absorber includes adsorbent, each absorber
Including an import and one outlet, wherein the gas outlet of import connection condensing unit, outlet connect the air inlet of heat exchanger, often
The inlet and outlet of a absorber all passes through the control of the 4th valve.
5. a kind of combined type oil gas purification device according to claim 4, which is characterized in that each absorber into
Port also passes through the 5th valve and one end of vacuum pump connects, and the other end of vacuum pump is connected to condensing unit inlet.
6. a kind of combined type oil gas purification device according to claim 1, which is characterized in that fire arrester setting is the
Between three valves and heat exchanger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821419976.2U CN209005494U (en) | 2018-08-31 | 2018-08-31 | A kind of combined type oil gas purification device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821419976.2U CN209005494U (en) | 2018-08-31 | 2018-08-31 | A kind of combined type oil gas purification device |
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| Publication Number | Publication Date |
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| CN209005494U true CN209005494U (en) | 2019-06-21 |
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ID=66832160
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821419976.2U Active CN209005494U (en) | 2018-08-31 | 2018-08-31 | A kind of combined type oil gas purification device |
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| CN (1) | CN209005494U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108744866A (en) * | 2018-08-31 | 2018-11-06 | 江苏新久扬环保设备科技有限公司 | A kind of combined type oil gas purifier and purification technique |
| CN110812876A (en) * | 2019-12-23 | 2020-02-21 | 麦德科技(无锡)有限公司 | Emission reduction system of organic solvent cleaning equipment |
| CN111589270A (en) * | 2020-05-25 | 2020-08-28 | 郑州大学 | Gas purification device used under vacuum environment and ultrahigh vacuum equipment |
-
2018
- 2018-08-31 CN CN201821419976.2U patent/CN209005494U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108744866A (en) * | 2018-08-31 | 2018-11-06 | 江苏新久扬环保设备科技有限公司 | A kind of combined type oil gas purifier and purification technique |
| CN110812876A (en) * | 2019-12-23 | 2020-02-21 | 麦德科技(无锡)有限公司 | Emission reduction system of organic solvent cleaning equipment |
| CN111589270A (en) * | 2020-05-25 | 2020-08-28 | 郑州大学 | Gas purification device used under vacuum environment and ultrahigh vacuum equipment |
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